Reel mounting sleeve



FIG. 1 is a perspective view of a reel mounting sleeve embodying my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is another front elevational view, the broken line showing of a rod and reel is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a reel mounting sleeve, as shown and described. 